<style>
    td.details-control {
        background: url('images/details_open.png') no-repeat center center;
        cursor: pointer;
    }
    tr.shown td.details-control {
        background: url('images/details_close.png') no-repeat center center;
    }
    .high_light {
        background-color: yellow;
    }
    .search_btn_ctn{
      text-align: center;
        margin: 10px auto;
        border-bottom: solid 1px #666;
        padding-bottom: 5px;
    }
    td.name{
        cursor: pointer;
    }
    .btn_view{
        margin-right: 3px;
    }
</style>
<div class="search_app_ctn panel panel-default">

    <div class="panel-body"  >

        <table id="tree_table" class="tree_table table" data-classes="table table-hover ">
            <div id="toolbar">
                <div class="btn-group">
                    <button class="expandAllTree btn btn-default">
                        <span class="fa fa-expand"></span>
                    </button>
                    <button class="collapseAllTree btn btn-default" style="display: none">
                        <span class="fa fa-compress" id="heartBtn"></span>
                    </button>

                </div>

            </div>
        </table>
    </div>
</div>
